4621394936320 has 320 divisors, whose sum is σ = 12290770483200. Its totient is φ = 1658526105600.

The previous prime is 4621394936299. The next prime is 4621394936351. The reversal of 4621394936320 is 236394931264.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (320).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99681145 + ... + 99727495.

It is an arithmetic number, because the mean of its divisors is an integer number (38408657760).

Almost surely, 2^{4621394936320} is an apocalyptic number.

4621394936320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4621394936320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6145385241600).

4621394936320 is an abundant number, since it is smaller than the sum of its proper divisors (7669375546880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4621394936320 is a wasteful number, since it uses less digits than its factorization.

4621394936320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46499 (or 46483 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 52.

The spelling of 4621394936320 in words is "four trillion, six hundred twenty-one billion, three hundred ninety-four million, nine hundred thirty-six thousand, three hundred twenty".